New Immunization Law, SB277: Public health: VaccinationsSB277: Public Health: Vaccinations. The new immunization law eliminates immunization exemptions based on personal beliefs or religious beliefs for children in public and private schools. A PBE (personal beliefs exemption) submitted before January 1, 2016, will remain valid until the student reaches kindergarten or 7th grade. Effective January 1, 2016. Visit www.shotsforschool.org SB277 FAQ for more information